package com.xquant.system.common;

import lombok.Data;

import java.util.HashMap;
import java.util.Map;

/**
 * 统一返回结果的类
 * */
@Data
public class R {
    //"是否成功"
    private Boolean success;

    //"返回码"
    private Integer code;

    //"返回消息"
    private String message;

    //"返回数据"
    private Map<String,Object> data =new HashMap<>();

    //把构造犯法私有化 别人是无法使用这个类 不能new
    private R(){}

    //链式编程
    //R.ok().code().message().链式编程

    //成功的静态方法
    public static R ok(){
        R r = new R();
        r.setSuccess(true);
        r.setCode(ResultCode.SUCCESS);
        r.setMessage("成功");

        return r;
    }
    //失败的静态方法
    public static R error(){
        R r = new R();
        r.setSuccess(false);
        r.setCode(ResultCode.ERROR);
        r.setMessage("失败");
        return r;
    }

    public R success(Boolean success) {
        this.setSuccess(success);
        return this;
    }

    public R message(String message) {
        this.setMessage(message);
        return this;
    }

    public R code(Integer code) {
        this.setCode(code);
        return this;
    }

    public R data(String key, Object value) {
        this.data.put(key, value);
        return this;
    }

    public R data(Map<String, Object> map) {
        this.setData(map);
        return this;
    }


}
